Exercise band



FIG. 1 is a perspective view of an exercise band showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of portions of the exercise band depicts environment and forms no part of the claim. 

CLAIM The ornamental design for an exercise band, as shown and described. 